Sanyo PLC-SW20A Service Manual Download Page 8 | Manualshive

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Mechanical disassemblies

AV

FN907

Lam

p ballast

5. ASS'Y - AV AND FAN (FN907) REMOVAL

1. Remove five screws and remove Ass'y AV.
2. Remove three screws and remove Fan (FN907).

See figure right.

6. ASS'Y - LAMP - BSALLAST REMOVAL

1. Remove six screws and remove Ass'y Lamp-ballast.

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Summary of Contents for PLC-SW20A

Page 1: ... MECHANICAL PARTS LIST ACCESSORIES 36 37 PIN DESCRIPTION OF DIODE TRANSISTOR AND IC 38 PRINTED WIRING BOARD DIAGRAMS B1 B2 SCHEMATIC DIAGRAMS C1 C6 Multimedia Projector SERVICE MANUAL FILE NO Model No PLC SW20A U S A Canada Europe Asia Africa U K ORIGINAL VERSION Chassis No MS8 SW20A00 PLC SW20A NOTE Match the Chassis No on the unit s back cover with the Chassis No in the Service Manual If the Ori...

Page 2: ... 26 6 1 6 m 8 1 m 150 W RCA Type x 3 Video Y Pb Cb Pr Cr and Mini DIN 4 pin x 1 S Video Projection Lens Throw Distance Projection Lamp Video Input Jacks Mini Jack stereo x 1 Audio Input Jacks VGA HDB 15 Terminal x 1 Mini Jack stereo x 1 Mini DIN 8 pin x 1 Mini Jack stereo x 1 1 0 W RMS Computer Input Terminals Computer Audio Input Jack Control Port Connector Audio Output Jacks Internal Audio Amp 0...

Page 3: ...ent replacement is made in any area of the projector Components indicated by mark in the parts list and the schematic diagram designate components in which safety can be of special significance It is therefore particularly recommended that the replacement of the parts must be made by exactly the same parts Eye damage may result from directly viewing the light produced by the Lamp used in this equi...

Page 4: ... by grasping Handle 4 Replace Lamp Assembly with a new one and tighten 2 screws back Make sure that Lamp Assembly is set properly Replace Lamp Cover and tighten a screw 5 Connect AC Power Cord to the projector and turn it on 6 Reset Lamp Replace Counter refer to the section Lamp Replace Counter below Do not reset Lamp Replace Counter when Projection Lamp is not replaced LAMP REPLACE COUNTER Be sur...

Page 5: ...e used the specified fuse as parts list OVERHEATING PROTECTION The temperature monitor system The temperature monitor system is provided to prevents damage of component parts inside the pro jector from overheat Two protection systems are provided Each system operating as follows Temperature monitor 1 When this function operates warning temperature indica tor flashes And cooling fan continues opera...

Page 6: ...to damage Hook Cabinet top is being fixed with cabinet front by hook 2 CABINET FRONT REMOVAL 1 Remove four screws A and B 2 Turn the focus ring of Projection lens fully clockwise 3 Set zoom lever of Projection lens to under lens 4 Slightly pull the upper part of Cabinet front forward with both hands hook is released and cabinet front is removed 5 Remove a screw and next remove Unit R C Note Be car...

Page 7: ... 1 Remove seven screws and remove Ass y Main 2 Remove three screws and remove Ass y Sub See figure right Main Sub Power FN903 4 ASS Y POWER AND FAN FN903 REMOVAL 1 Remove seven screws and remove Ass y Power 2 Remove two screws and remove Fan FN903 See figure right ...

Page 8: ...FN907 Lamp ballast 5 ASS Y AV AND FAN FN907 REMOVAL 1 Remove five screws and remove Ass y AV 2 Remove three screws and remove Fan FN907 See figure right 6 ASS Y LAMP BSALLAST REMOVAL 1 Remove six screws and remove Ass y Lamp ballast ...

Page 9: ...ver Dukt FR Duct TOP Duct PBS Duct top Green Duct BTM FN905 FN906 FN902 FN904 A A A A B B C C C D D E 8 AIR DUCTS AND FANS REMOVAL 1 Remove four screws A and remove Duct FR and FN905 2 Remove two screws B and remove Duct PBS and FN906 3 Remove three screws C and remove Duct TOP and FN902 4 Remove two screws D and remove Duct TOP Green and FN904 5 Remove screw E and remove Duct BTM See figure right...

Page 10: ...moval 1 Remove four screws and remove projection lens 2 Remove three screws and remove Assembly Panel Prism See figure right Caution Don t disassemble Assembly Panel Prism other wise parts may damaged Ass y P Prism Projection lens Never touch the electrode of flexible cables ...

Page 11: ...for 2 seconds As shown in a figure a service mode display appears on a screen Adjustment Adjust service data using the following control buttons 1 POINT UP An item number increases 2 POINT DOWN An item number decreases 3 POINT RIGHT An adjustment value increases VOLUME 4 POINT LEFT An adjustment value decreases VOLUME To exit service mode Press the POWER on off button only once on the projec tor o...

Page 12: ...ub Gain adjustment 13 5 Red Gain adjustment 14 5 Green Gain adjustment 15 5 Blue Gain adjustment 11 6 50 Luminance adjustment 19 7 Flicker reduction Red 20 7 Flicker reduction Green 21 7 Flicker reduction Blue 17 8 White balance adjustment Red 18 8 White balance adjustment Blue Caution Other adjustment items are not related to service and a maintenance Don t press the VOLUME and button at the time...

Page 13: ...l B in a figure 10 0 0 5 V DC A B 3 Signal center DC adjustments Equipment Digital voltmeter Input mode Computer Input Signal 16 step gray scale signal Enter the Service mode Adjust below values of each test points by the Volume or button Item no Test Point Adjustment value 1 TP R1 7 5 0 05 V DC 2 TP G1 7 5 0 05 V DC 3 TP B1 7 5 0 05 V DC 4 Sub Gain Contrast adjustments Equipment Oscilloscope Inpu...

Page 14: ...color picture 8 White Balance Adjustments Input Signal 16 step gray scale signal Enter the Service mode Adjust each value of below item to be good white balance by the Volume or button Item no Imput Mode 17 and 18 Computer 17 and 18 AV NTSC 17 Red 18 Blue Note The white balance of Computer and AV pictures must be same 6 50 Luminance Contrast Linearity Adjustments Input Signal 16 step gray scale si...

Page 15: ... 1 3 L R L R IC001 Audio AMP 2 5 Speaker 3 1 IC201 A D Converter CR R 7 CB B 15 Y G 22 IC501 A D Converter V 75 Y 73 C 71 IC301 System Control Scan Converter IC401 DGB Driver Timing Controller Color Shading Correction Sub Board R Panel G Panel B Panel IC501 IC1501 IC561 IC1561 IC531 IC1531 R G B R G B Circuit Block Diagram This model is decided the Option Resisters on the main board as shown below...

Page 16: ... IC1804 Q6603 8 IC822 2 3 19 PE PE Power Error Line Power ON OFF FAN Drive D5601 PE D5611 D2502 IC5611 IC5641 SWD 15 5V IC5601 ANLG 5V AL 5V AL 2 5V IC5621 AL 3 3V D5661 PE IC5661 AL4 3 3V AL5 3 3V AL2 3 3V DIG 3 3V D5651 PE D6601 7 PE IC5651 AL3 3 3V K56P K26P K72S K72Y SYNC 5V L2501 VVDD L2502 IC2611 IC2621 HVDD For Panel PE D2503 PE Q2601 SWD 5V SWD 3 3V SWD 2 5V D2611 PE D2621 PE ...

Page 17: ... IC1805 20 IC1806 20 IC1822 20 IC1823 8 IC1825 5 IC1826 IC301 AL 2 5V IC301 Type Volt Pin No Location Main Unit AL 2 5V IC6101 AL3 3 3V IC6101 5 IC6102 2 IC6151 AL2 3 3V 8 IC1824 14 IC251 8 IC7208 8 IC7209 8 IC7210 AL5 3 3V IC201 VD 5V IC5101 DIG 3 3V IC5101 AUD 5V 1 IC001 8 IC002 9V 16 IC5001 ANLG 5V 5 5 2 IC7201 5 2 IC7202 5 2 IC7204 15 13 IC7202 5 2 IC8201 5 2 IC8202 5 2 IC8203 ANLG 5V 13 IC710...

Page 18: ...0 20 IC420 20 IC430 20 IC440 SWD 15 5V 1 8 IC1401 1 8 IC1451 VVDD 15 5V 23 K5R G BS Panel HVDD 15 5V 8 K5R G BS Panel R C Unit AL 5V 1 A2801 R C Pre AMP Note AL Always VD For Video Digital DIG For Digital AUD For Audio ANLG For Analog SYNC For Synchronization SWD Switched VVDD For Panel Vertical HVDD For Panel Horizontal ...

Page 19: ...OMPO Metallized Composite STYRENE Styrene TA SOLID Tantalum Oxide Solid Electrolytic AL SOLID Aluminium Solid Electrolytic ELECT Aluminum Foil Electrolytic NP ELECT Non polarised Electrolytic OS SOLID Aluminium Solid with Organic Semiconductive Electrolytic POS SOLID Polymerized Organic Semiconductive DL ELECT Double Layered Electrolytic PPS FILM Polyphenylene Sulfide Film MT PPS FILM Metalized Po...

Page 20: ...ZE 100 JA 1 16W R1024 401 105 0603 MT GLAZE 10K JA 1 16W R1025 401 113 5508 MT GLAZE 620 JA 1 16W R1026 401 113 5508 MT GLAZE 620 JA 1 16W R1027 401 105 0504 MT GLAZE 1K JA 1 16W R1041 401 105 5509 MT GLAZE 470K JA 1 16W R1042 401 105 5509 MT GLAZE 470K JA 1 16W R1043 401 105 0405 MT GLAZE 100 JA 1 16W R1044 401 105 0405 MT GLAZE 100 JA 1 16W R1061 401 105 7909 MT GLAZE 0 000 ZA 1 16W R1065 401 10...

Page 21: ...T D SUB 15P K10B 645 000 2571 JACK PHONE D8 0 K10C 645 048 6739 SOCKET DIN 8P K10D 645 028 0382 SOCKET USB 4P K20A 645 042 2799 JACK RCA 3 K20B 610 010 8295 SOCKET DIN 4P K20C 645 000 2571 JACK PHONE D8 0 K20D 645 000 2571 JACK PHONE D8 0 SW1061 645 042 8104 SWITCH PUSH 1P 1TX1 610 300 2507ASSY PWB MAIN MS8A 1AA0B10C398AA TRANSISTOR Q001 405 014 4509 TR 2SC2412K T146 R 405 014 4608 TR 2SC2412K T14...

Page 22: ...5 8902 TR 2SC2812 L7 TB 405 163 1602 TR 2SC2812N L6 TB0 405 163 1701 TR 2SC2812N L7 TB0 Q6603 405 014 4509 TR 2SC2412K T146 R 405 014 4608 TR 2SC2412K T146 S 405 015 8704 TR 2SC2812 L6 TB 405 015 8902 TR 2SC2812 L7 TB 405 163 1602 TR 2SC2812N L6 TB0 405 163 1701 TR 2SC2812N L7 TB0 Q7131 405 134 5905 TR 2SA1037AK T146 R 405 147 2205 TR 2SA1037AK S T146 405 002 0308 TR 2SA1037K T146 R 405 002 0407 T...

Page 23: ... IC TWM7000 162020 IC3841 410 296 5700 IC TWM7000 151020 IC3871 409 380 6303 IC HIN232CB 409 273 3501 IC SP232ACT IC4801 410 378 7103 IC PIC12C508A 04 SM A IC4802 409 347 6605 IC TC74ACT00F EL IC4803 409 500 5803 IC TC7SZ04F IC5001 409 434 8109 IC TC4053BFT EL IC5101 410 401 4604 IC VPC3230D QA B3 IC5601 409 416 6505 IC BA05FP E2 IC5611 409 124 5708 IC L78M09T TR IC5621 409 416 6406 IC BA033FP E2 ...

Page 24: ... 2 2U M 16V C5003 403 205 7803 TA SOLID 2 2U M 16V C5004 403 205 7803 TA SOLID 2 2U M 16V C5006 403 205 7803 TA SOLID 2 2U M 16V C5007 403 343 8809 CERAMIC 0 47U Z 16V C5008 403 343 8809 CERAMIC 0 47U Z 16V C5009 403 162 4709 ELECT 10U M 16V C5011 403 343 8809 CERAMIC 0 47U Z 16V C5012 403 162 4709 ELECT 10U M 16V C5013 403 162 4709 ELECT 10U M 16V C5101 403 322 7809 ELECT 220U M 6 3V 403 349 4706...

Page 25: ...904 CERAMIC 10P D 50V C7157 403 157 1904 CERAMIC 10P D 50V C7158 403 157 1904 CERAMIC 10P D 50V C7201 403 215 0900 CERAMIC 390P J 50V C7211 403 164 0204 CERAMIC 0 1U Z 25V C7212 403 304 2105 ELECT 47U M 6 3V C7213 403 304 2105 ELECT 47U M 6 3V C7214 403 164 0204 CERAMIC 0 1U Z 25V C7215 403 157 1904 CERAMIC 10P D 50V C7216 403 157 1904 CERAMIC 10P D 50V C7222 403 139 7108 CERAMIC 12P J 50V C7231 4...

Page 26: ...R NETWORK 0X4 1 32W RL5605 401 190 1707 MT GLAZE 0 000 ZA 1W R001 401 105 0603 MT GLAZE 10K JA 1 16W R002 401 105 0504 MT GLAZE 1K JA 1 16W R003 401 105 7909 MT GLAZE 0 000 ZA 1 16W R004 401 113 5805 MT GLAZE 1 1K JA 1 16W R005 401 105 0504 MT GLAZE 1K JA 1 16W R006 401 105 0504 MT GLAZE 1K JA 1 16W R007 401 105 0405 MT GLAZE 100 JA 1 16W R008 401 105 0405 MT GLAZE 100 JA 1 16W R009 401 105 0306 M...

Page 27: ... 105 4106 MT GLAZE 3 3K JA 1 16W R353 401 105 0306 MT GLAZE 10 JA 1 16W R354 401 105 0306 MT GLAZE 10 JA 1 16W R355 401 105 5301 MT GLAZE 4 7K JA 1 16W R356 401 105 5301 MT GLAZE 4 7K JA 1 16W R361 401 105 0603 MT GLAZE 10K JA 1 16W R362 401 105 0603 MT GLAZE 10K JA 1 16W R363 401 105 7909 MT GLAZE 0 000 ZA 1 16W R364 401 105 7909 MT GLAZE 0 000 ZA 1 16W R371 401 105 5301 MT GLAZE 4 7K JA 1 16W R3...

Page 28: ...401 105 7909 MT GLAZE 0 000 ZA 1 16W R6105 401 105 7909 MT GLAZE 0 000 ZA 1 16W R6106 401 105 7909 MT GLAZE 0 000 ZA 1 16W R6107 401 105 7909 MT GLAZE 0 000 ZA 1 16W R6108 401 105 7909 MT GLAZE 0 000 ZA 1 16W R6109 401 105 7909 MT GLAZE 0 000 ZA 1 16W R6111 401 105 7909 MT GLAZE 0 000 ZA 1 16W R6112 401 105 3901 MT GLAZE 33 JA 1 16W R6113 401 105 7909 MT GLAZE 0 000 ZA 1 16W R6114 401 105 7909 MT ...

Page 29: ...R7233 401 105 7909 MT GLAZE 0 000 ZA 1 16W R7234 401 105 4601 MT GLAZE 3 9K JA 1 16W R7241 401 105 7909 MT GLAZE 0 000 ZA 1 16W R7242 401 105 7909 MT GLAZE 0 000 ZA 1 16W R7243 401 105 0306 MT GLAZE 10 JA 1 16W R7244 401 105 0405 MT GLAZE 100 JA 1 16W R7251 401 105 0306 MT GLAZE 10 JA 1 16W R7252 401 105 0603 MT GLAZE 10K JA 1 16W R7254 401 105 0603 MT GLAZE 10K JA 1 16W R7256 401 105 7909 MT GLAZ...

Page 30: ...07 149 0807 DIODE 1SS355 TE 17 D5611 407 149 0807 DIODE 1SS355 TE 17 D5615 407 190 4106 DIODE SFPL 52V D5621 407 149 0807 DIODE 1SS355 TE 17 D5631 407 149 0807 DIODE 1SS355 TE 17 D5651 407 149 0807 DIODE 1SS355 TE 17 D5661 407 149 0807 DIODE 1SS355 TE 17 D6601 407 149 0807 DIODE 1SS355 TE 17 D6602 407 149 0807 DIODE 1SS355 TE 17 D6603 407 149 0807 DIODE 1SS355 TE 17 D6604 407 149 0807 DIODE 1SS355...

Page 31: ... C2507 403 164 0204 CERAMIC 0 1U Z 25V C2509 403 164 0204 CERAMIC 0 1U Z 25V C2520 403 175 4109 ELECT 22U M 16V C2521 403 164 0204 CERAMIC 0 1U Z 25V C2522 403 164 0204 CERAMIC 0 1U Z 25V C2524 403 164 0204 CERAMIC 0 1U Z 25V C2540 403 175 4109 ELECT 22U M 16V C2541 403 164 0204 CERAMIC 0 1U Z 25V C2542 403 164 0204 CERAMIC 0 1U Z 25V C2544 403 164 0204 CERAMIC 0 1U Z 25V C2545 403 229 3508 ELECT ...

Page 32: ...050 R NETWORK 22X4 1 32W 645 037 0823 R NETWORK 22X4 1 32W RB405 645 034 5050 R NETWORK 22X4 1 32W 645 037 0823 R NETWORK 22X4 1 32W RB406 645 034 5050 R NETWORK 22X4 1 32W 645 037 0823 R NETWORK 22X4 1 32W RB501 645 036 3528 R NETWORK 0X4 1 32W 645 037 0816 R NETWORK 0X4 1 32W RB502 645 036 3528 R NETWORK 0X4 1 32W 645 037 0816 R NETWORK 0X4 1 32W RB503 645 036 3528 R NETWORK 0X4 1 32W 645 037 08...

Page 33: ...6W R402 401 105 7909 MT GLAZE 0 000 ZA 1 16W R404 401 105 7909 MT GLAZE 0 000 ZA 1 16W R406 401 105 7909 MT GLAZE 0 000 ZA 1 16W R408 401 105 7909 MT GLAZE 0 000 ZA 1 16W R410 401 105 7909 MT GLAZE 0 000 ZA 1 16W R412 401 105 7909 MT GLAZE 0 000 ZA 1 16W R415 401 105 0306 MT GLAZE 10 JA 1 16W R416 401 105 0306 MT GLAZE 10 JA 1 16W R417 401 105 7909 MT GLAZE 0 000 ZA 1 16W R418 401 105 7909 MT GLAZ...

Page 34: ...00 MT GLAZE 47K JA 1 16W R7283 401 105 2102 MT GLAZE 18K JA 1 16W R7284 401 105 0603 MT GLAZE 10K JA 1 16W R7285 401 105 0504 MT GLAZE 1K JA 1 16W R7286 401 105 0504 MT GLAZE 1K JA 1 16W R7287 401 105 0504 MT GLAZE 1K JA 1 16W R7288 401 105 0504 MT GLAZE 1K JA 1 16W R7289 401 105 2805 MT GLAZE 2 2K JA 1 16W R7290 401 105 4106 MT GLAZE 3 3K JA 1 16W R7291 401 105 2805 MT GLAZE 2 2K JA 1 16W R7292 4...

Page 35: ... 35 Electrical Parts List Key No Part No Description Key No Part No Description ...

Page 36: ... 36 Mechanical Parts List Accessories 62 1 7 7 7 7 4 91 91 91 91 91 1 A 81 6 101C 101A 101B 57 52 53 56 54 59 90 92 90 58 46 48 47 61 91 3 10 9 91 92 5 5 A 13 8 3 2 B 2 A 2 ...

Page 37: ...ING DUCT PBS MW6A 57 610 293 9200 MOUNTING DUCT FR MW6A 58 610 293 9217 MOUNTING DUCT 40 MW6A 59 610 293 9262 SPACER SHEET LP MW6A 61 610 293 9279 SPACER SHEET POWER MW6A 62 610 295 5484 SPACER SHEET SW MW6A 81 610 293 9347 OPTICAL LAMP MW6A SCREWS CABINET 90 411 025 6500 SCR S TPG BIN 3X8 91 411 031 9304 SCR BIN 3X8 SCREWS CHASSIS 92 411 001 8702 SCR BIN 3X6 OPTICAL PARTS 101A 610 300 2972 ASSY L...

Page 38: ... E2 K A A A K K K A K A C B E C B E C B E 1 2 3 4 5 6 Index 1 2 N Index Index 1 2 N 2 1 3 IN OUT GND 2 1 4 2 1 3 Index 1 N Index 1 N Index 1 N Index 1 N Index 1 N Index 1 N 2 1 3 1 2 3 2 1 3 RESET GND Vdd 5 3 D G S D G S K Cathode A Anode C Collector B Base E Emitter D Drain G Gate S Source Diode Transistor FET IC E1 C2 E2 C1 B2 B1 Index ...

Page 39: ...Memo ...

Page 40: ...AUG 2002 Printed in Japan SANYO Electric Co Ltd ...

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